MRT POWER KITS
MRT Staged Power Kits are the simplest, safest and most cost effective way to extract the performance you wish you had, whilst retaining the peace of mind of your factory warranty.
The Subaru Impreza STi is a great value performance car with pure motorsport heritage. At MRT we are passionate about building on its strengths and overcoming its weaknesses.
We have owned several as part of our research and development program and our decades of experience allows us to guide you to get the best from your budget.
Select your vehicle from the list below for detailed MRT Power Kit information and Dyno data.
CHOOSE YOUR MODEL
STI POWER KIT MAKES
MRT XA
POWER KIT
AVAILABLE
15KW More Power | 15% More Torque
MRT XB
POWER KIT
AVAILABLE
40KW More Power | 32% More Torque
MRT XA
POWER KIT
Custom Options Available
As these cars are now getting on in years and unmodified examples are becoming more difficult to find, results can vary from car to car. Therefore we don’t have a specific power kit document available for this vehicle.
If you’re interested in a power kit for your MY99-00 WRX STI, contact us on (02) 9767 4545 so we can tailor a package to suit your individual vehicle and needs.
RECOMMENDED PRODUCTS
To bring your handling in line with your new found engine performance, we recommend the following optional upgrades.
Talk to us about a package deal including installation when you book in for your MRT Power Kit!
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Whiteline BSF20Z Front Sway Bar 22mm Blade Adj HD fits Subaru Impreza Liberty
$302.60Sway Bar 22mm H/DUTY BLADE ADJUSTABLE
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Whiteline BSR20XZ Sway Bar X 22mm Rear Adj HD fits Subaru Impreza Forester
$302.60Sway Bar 22mm X H/DUTY BLADE ADJUSTABLE
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MRT XA
POWER KIT
AVAILABLE
20KW More Power | 15% More Torque
MRT XB
POWER KIT
AVAILABLE
40KW More Power | 28% More Torque
MRT XA
POWER KIT
Custom Options Available
Download the MRT Performance Power Kit Document below for Dyno data and more information on the kits available for this car.
RECOMMENDED PRODUCTS
To bring your handling in line with your new found engine performance, we recommend the following optional upgrades.
Talk to us about a package deal including installation when you book in for your MRT Power Kit!
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Whiteline BSK007 Front & Rear Sway Bar Vehicle Kit fits Subaru Impreza
$793.71Sway bar – vehicle kit
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MRT XA
POWER KIT
AVAILABLE
15KW More Power | 35% More Torque
MRT XB
POWER KIT
AVAILABLE
35KW More Power | 40% More Torque
MRT XA
POWER KIT
AVAILABLE
55KW More Power | 42% More Torque
Download the MRT Performance Power Kit Document below for Dyno data and more information on the kits available for this car.
RECOMMENDED PARTS
To bring your handling in line with your new found engine performance, we recommend the following optional upgrades.
Talk to us about a package deal including installation when you book in for your MRT Power Kit!
-
Whiteline BSK010 Front and Rear Sway bar vehicle kit fits Subaru Impreza
$803.30Whiteline Front and Rear Sway bar vehicle kit BSK010
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MRT XA
POWER KIT
AVAILABLE
15KW More Power | 20% More Torque
MRT XB
POWER KIT
AVAILABLE
30KW More Power | 25% More Torque
MRT XA
POWER KIT
AVAILABLE
60KW More Power | 40% More Torque
Download the MRT Performance Power Kit Document below for Dyno data and more information on the kits available for this car.
RECOMMENDED PRODUCTS
To bring your handling in line with your new found engine performance, we recommend the following optional upgrades.
Talk to us about a package deal including installation when you book in for your MRT Power Kit!
-
-
Whiteline GS1-SUB004 Front & Rear Grip Series Kit fits Subaru STI
$1,090.50Grip Series 1 for Impreza STI GR/GV
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Whiteline KSB723 Front Lower Control Arm LCA Brace fits Subaru Impreza
$298.90BRACE-LOWER CONTROL ARM
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Whiteline WSK-SUB004 Front and Rear Coil Springs Lowered for Impreza STI GR/GV
$448.50Front and Rear Coil Springs Lowered for Impreza STI GR/GV
MRT XA
POWER KIT
AVAILABLE
15KW More Power | 20% More Torque
MRT XB
POWER KIT
AVAILABLE
30KW More Power | 25% More Torque
MRT XA
POWER KIT
AVAILABLE
60KW More Power | 45% More Torque
Download the MRT Performance Power Kit Document below for Dyno data and more information on the kits available for this car.
RECOMMENDED PARTS
To bring your handling in line with your new found engine performance, we recommend the following optional upgrades.
Talk to us about a package deal including installation when you book in for your MRT Power Kit!
-
-
Whiteline BSR49XZ Sway Bar X 22mm Rear Adj HD fits Subaru Impreza Forester
$341.50Sway Bar 22mm X HEAVY DUTY BLADE ADJUST.
-
Whiteline GS1-SUB004 Front & Rear Grip Series Kit fits Subaru STI
$1,090.50Grip Series 1 for Impreza STI GR/GV
-
Whiteline WSK-SUB004 Front and Rear Coil Springs Lowered for Impreza STI GR/GV
$448.50Front and Rear Coil Springs Lowered for Impreza STI GR/GV
MRT XA
POWER KIT
AVAILABLE
20KW More Power | 18% More Torque
MRT XB
POWER KIT
AVAILABLE
35KW More Power | 25% More Torque
MRT XA
POWER KIT
AVAILABLE
55KW More Power | 40% More Torque
NOTE: Not recommended for CVT Models
Download the MRT Performance Power Kit Document below for Dyno data and more information on the kits available for this car.
RECOMMENDED PARTS
To bring your handling in line with your new found engine performance, we recommend the following optional upgrades.
Talk to us about a package deal including installation when you book in for your MRT Power Kit!
-
Whiteline BSK019 Front and Rear Sway Bar Vehicle Kit fits Subaru Impreza
$905.91Sway Bar VEHICLE KIT
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Whiteline BSR49XZ Sway Bar X 22mm Rear Adj HD fits Subaru Impreza Forester
$341.50Sway Bar 22mm X HEAVY DUTY BLADE ADJUST.
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Whiteline GS1-SUB007 Front & Rear Grip Series Kit fits Subaru STI
$1,151.30Grip Series 1 for STI VA
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Whiteline WSK-SUB007 Front and Rear Coil Springs Lowered for STI VA
$448.50Front and Rear Coil Springs Lowered for STI VA
OUR PROMISE TO YOU
WE'LL DELIVER WHAT YOU NEED
CUSTOM TUNED
Your car will be individually tuned to suit the production variatons, wear and tear of your car. Your car is unique so we tune uniquely! You can rely on knowing we will deliver a result specific for you. We often spend 2 – 3 hrs fine tuning your car to get the best result, as part of our final testing and quality control.
Factory Warranty Guarantee
Improve and modify your car and keep all the benefits of your new factory warranty.
Used Car Dealer Warranty Guarantee
Improve and modifiy your car and keep all the benefits of your warranty when you purchase a used car.
Free Retunes
for life
As long as your car remains mechanically the same as when we first tuned it, if there is a software update or a edit you need to meet your driving needs we do this free.
Noise Guarantee
Worried about exhaust noise? too loud, too quiet?
MRT will ensure we deliver, or your money back.
Power Guarantee
We carefully test our kits on a large number of cars before we release them. That way, even if your car is a “lemon” we can deliver what we promise. No excuses! Our kits are not just a list of random parts we want to sell, each part is thouroughly checked for the value it ads to each kit. if something doesn’t need to be there, it’s not.
Lifetime Warranty
All parts we supply and fit are guaranteed for the life of your ownership!
Deal with one supplier
We make our parts, we test them, we tune them, we develop them. No blaming, we give you the best and not just a list of parts that add no value.
Money back Guarantee
Even after all above and you get your car improved by MRT and for some reason you are not happy, let us know, we will refit everything back the way you arrived and you pay nothing.
Made in Australia
MRT are proud to be Australian, don’t look overseas because people say it’s better. We have been working on Subaru’s for longer than any other company.